None. Once the bulb goes out, they replace the house.
You can take as many as you want but they will only give you the screwing direction.
Two: one to get it 95% done, and the second to give it the twist at the end.
One. He puts the bulb in and lets the world revolve around him.
Just one. He holds the bulb and the room spins.
I don't know, I left early.
You don't know man, you weren't there!
Throw the guy out of the house.
A Poultrygeist!
Because it can't have windows in it!!!!
Because using an Apple a day keeps the doctors away.
Idk, accordion to research I guess.
Echo-location, location, location (Replace "bat" with "zubat" if you wish.)